The product parameters: Product name: A product 3.7V lithium polymer battery/ MP3/ camera Product volume: 50mAh Product size: Thickness( 0.2)xWidth( 1)xLength( 2)(mm),4.0*12*15mm Product voltage:3.7V(nominal) & 4.2V(full voltage) Product description: 1.Battery Lead: 0.1 square red and black line, the line length of about 2-5CM; 2.Inside with protective board parameters: charging cut-off voltage of 4.25V, discharge cut-off voltage of 2.75V, allows the maximum current 0.5A, with overcharge, over discharge, short circuit protection board. Package includes: 2PCS 401215 3.7V 50mAh Polymer Lipo Battery with PCM Rechargeable
